Northern catalpa (Catalpa Speciosa) 20 seeds (#18)

Collected in January 2019 in Lithuania (North Europe, zone 5b). Tested germination rate - 95%,

Northern catalpa is a deciduous very fast growing tree with an irregular to oval form. It is native to a small area in an interior south-central region of the United States. Leaves are medium to dark green and heart-shaped. This catalpa bears fragrant white flowers with yellow and purple markings in spring. These produce long, bean-like fruit pods.
Northern catalpa prefers moist, well-drained soils in full sun to partial shade but tolerates hot, dry conditions. (Info source: Learn2Grow.com)

Genus - Catalpa
Species - Speciosa
Common name - Northern catalpa
Pre-Treatment - Not-required, but recommended
Hardiness zones - 4 - 8
Height - 40'-70' / 12 - 21 (50) m
Spread - 20'-50' / 6 - 15 (50) m
Plant type - Medium Tree
Vegetation type - Deciduous
Exposure - Full Sun, Partial Sun, Partial Shade
Growth rate - Fast
Soil PH - Acidic, Neutral, Alkaline
Soil type - Clay, Loam, Well drained
Water requirements - Average Water
Landscape uses - Feature Plant, Shade Trees, Street Trees
Bloom season - Summer
Leaf / Flower color - Green / White

GERMINATION INSTRUCTIONS
Seeds can be soaked and sown with no pretreatment (skip step 2 ), but it could increase the germination rate.
1. Soak seeds in warm water for 12-24 hours.
2. Pour the seeds into a plastic storage bag with moist and sterile sand or vermiculite and place the bag into a refrigerator that maintains a temperature of +2C (34F). Keep the seeds in this location for 3-4 weeks.
3. Fill a seed tray with potting soil.
4. Sow on the surface, cover 1-2 mm of soil or vermiculite.
5. Water the soil daily and keep it constantly moist until the Catalpa seeds germinate.
Afterward, water the plants when the top of the soil feels dry.

Northern catalpa (Catalpa Speciosa) 20 seeds (#18)

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  • Product Code: #18
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  • 0.89€
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Tags: Seeds, Trees, Deciduous, Fast-Grower, Medium, Zone 4, Zone 5, Zone 6, Zone 7, Zone 8, Most-Cold-Hardy, Average-Hardy, Average-Hardy, Warm-Climate-Zones, Sow-January, Sow-February, Sow-Marth, Sow-April

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